Airbus A350-900 MSN5 is operating a series of route-proving flights throughout the world, in an exercise designed to demonstrate readiness for airline operations. The flights will include high-airfield performance, auto-landing trials, and airport turnaround and handling services.

The July 22 memorandum of understanding makes Hawaiian Airlines the sixth launch customer for the new Airbus A330neo family. However, it also represents another potential nail in the likely coffin of the Airbus A350-800, which as of June 30 had only accumulated firm orders for 34 aircraft.

Its LOI makes Transaero Airlines the fifth launch customer for the Airbus A330neo family and the first European airline to commit to the re-engined A330.